Kod:
#include <stdio.h>
#include <conio.h>
const float pi = 3.14;
int main(****)
{
float alanbul(float);
float cevrebul(float);
float yaricap = 0;
float alan =0;
float cevre =0;
printf("\n Yaricapi giriniz : " );
scanf("%f",&yaricap);
fflush(stdin);
alan = alanbul(yaricap);
cevre = cevrebul(yaricap);
printf("\n Alani : %.2f",alan);
printf("\n Cevresi : %.2f",cevre);
getch();
}
float alanbul(float r)
{
float a = 0;
a = pi * r * r;
return a;
}
float cevrebul(float r)
{
float c = 0;
c = 2 * pi * r;
return c;
}